__v2(){
    systemctl stop kubelet
    docker ps -aqf name=k8s | xargs docker rm -f 

    mkdir -p /tmp/empty
    diskpath=$(lsblk  |grep -E "/pcdn_data/storage.*_ssd|/pcdn_data_hdd/storage.*_hdd|/pcdn_data/pcdn_index_data" |awk '{print $NF}')
    for item in ${diskpath};do
    cd "$item" && rm -rf * &
    done
    wait
    reboot
}
__v2